1879 Three-Dollar Gold Piece. AU-50 (PCGS).Dominant honey-gold patina to both sides, the surfaces with blushes of charcoal-russet in the protected areas around many of the design elements. While the 1878 (82,304 coins struck) is the most plentiful circulation strike three-dollar gold issue in todays market, the 1879 (just 3,000 coins struck) is one of the scarcest.